talc

To determine the impurity composition,medical talc powder (MTP) is analyzed by ICP-MS for the contents of the main elements and the harmful elements in acid-solution of MTP.

为考察国内不同产区药用滑石粉酸溶物杂质组成情况,采用电感耦合等离子体质谱法(ICP-MS)分析药用滑石粉中酸溶物杂质成分的种类与含量,测定其中主要金属离子和代表性有害元素的含量。

The repeatability and durability of the method to determine the contents of acid soluble substances in medical talc powder (MTP) and the main influence factors are discussed in this paper.

考察药用滑石粉酸中可溶物测定方法的重复性、耐用性 ,分析主要影响因素。